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Linux 3.8-rc7
[cris-mirror.git] / fs / compat_ioctl.c
blobe2f57a0070295f73af43d0c3e1ed63343b7ef2fc
1 /*
2 * ioctl32.c: Conversion between 32bit and 64bit native ioctls.
3 *
4 * Copyright (C) 1997-2000 Jakub Jelinek (jakub@redhat.com)
5 * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
6 * Copyright (C) 2001,2002 Andi Kleen, SuSE Labs
7 * Copyright (C) 2003 Pavel Machek (pavel@ucw.cz)
8 *
9 * These routines maintain argument size conversion between 32bit and 64bit
10 * ioctls.
11 */
12
13 #include <linux/joystick.h>
14
15 #include <linux/types.h>
16 #include <linux/compat.h>
17 #include <linux/kernel.h>
18 #include <linux/capability.h>
19 #include <linux/compiler.h>
20 #include <linux/sched.h>
21 #include <linux/smp.h>
22 #include <linux/ioctl.h>
23 #include <linux/if.h>
24 #include <linux/if_bridge.h>
25 #include <linux/raid/md_u.h>
26 #include <linux/kd.h>
27 #include <linux/route.h>
28 #include <linux/in6.h>
29 #include <linux/ipv6_route.h>
30 #include <linux/skbuff.h>
31 #include <linux/netlink.h>
32 #include <linux/vt.h>
33 #include <linux/falloc.h>
34 #include <linux/fs.h>
35 #include <linux/file.h>
36 #include <linux/ppp_defs.h>
37 #include <linux/ppp-ioctl.h>
38 #include <linux/if_pppox.h>
39 #include <linux/mtio.h>
40 #include <linux/auto_fs.h>
41 #include <linux/auto_fs4.h>
42 #include <linux/tty.h>
43 #include <linux/vt_kern.h>
44 #include <linux/fb.h>
45 #include <linux/videodev2.h>
46 #include <linux/netdevice.h>
47 #include <linux/raw.h>
48 #include <linux/blkdev.h>
49 #include <linux/elevator.h>
50 #include <linux/rtc.h>
51 #include <linux/pci.h>
52 #include <linux/serial.h>
53 #include <linux/if_tun.h>
54 #include <linux/ctype.h>
55 #include <linux/syscalls.h>
56 #include <linux/i2c.h>
57 #include <linux/i2c-dev.h>
58 #include <linux/atalk.h>
59 #include <linux/gfp.h>
60
61 #include <net/bluetooth/bluetooth.h>
62 #include <net/bluetooth/hci.h>
63 #include <net/bluetooth/rfcomm.h>
64
65 #include <linux/capi.h>
66 #include <linux/gigaset_dev.h>
67
68 #ifdef CONFIG_BLOCK
69 #include <linux/loop.h>
70 #include <linux/cdrom.h>
71 #include <linux/fd.h>
72 #include <scsi/scsi.h>
73 #include <scsi/scsi_ioctl.h>
74 #include <scsi/sg.h>
75 #endif
76
77 #include <asm/uaccess.h>
78 #include <linux/ethtool.h>
79 #include <linux/mii.h>
80 #include <linux/if_bonding.h>
81 #include <linux/watchdog.h>
82
83 #include <linux/soundcard.h>
84 #include <linux/lp.h>
85 #include <linux/ppdev.h>
86
87 #include <linux/atm.h>
88 #include <linux/atmarp.h>
89 #include <linux/atmclip.h>
90 #include <linux/atmdev.h>
91 #include <linux/atmioc.h>
92 #include <linux/atmlec.h>
93 #include <linux/atmmpc.h>
94 #include <linux/atmsvc.h>
95 #include <linux/atm_tcp.h>
96 #include <linux/sonet.h>
97 #include <linux/atm_suni.h>
98
99 #include <linux/usb.h>
100 #include <linux/usbdevice_fs.h>
101 #include <linux/nbd.h>
102 #include <linux/random.h>
103 #include <linux/filter.h>
104
105 #include <linux/hiddev.h>
106
107 #define __DVB_CORE__
108 #include <linux/dvb/audio.h>
109 #include <linux/dvb/dmx.h>
110 #include <linux/dvb/frontend.h>
111 #include <linux/dvb/video.h>
112
113 #include <linux/sort.h>
114
115 #ifdef CONFIG_SPARC
116 #include <asm/fbio.h>
117 #endif
118
119 static int w_long(unsigned int fd, unsigned int cmd,
120 compat_ulong_t __user *argp)
121 {
122 mm_segment_t old_fs = get_fs();
123 int err;
124 unsigned long val;
125
126 set_fs (KERNEL_DS);
127 err = sys_ioctl(fd, cmd, (unsigned long)&val);
128 set_fs (old_fs);
129 if (!err && put_user(val, argp))
130 return -EFAULT;
131 return err;
132 }
133
134 struct compat_video_event {
135 int32_t type;
136 compat_time_t timestamp;
137 union {
138 video_size_t size;
139 unsigned int frame_rate;
140 } u;
141 };
142
143 static int do_video_get_event(unsigned int fd, unsigned int cmd,
144 struct compat_video_event __user *up)
145 {
146 struct video_event kevent;
147 mm_segment_t old_fs = get_fs();
148 int err;
149
150 set_fs(KERNEL_DS);
151 err = sys_ioctl(fd, cmd, (unsigned long) &kevent);
152 set_fs(old_fs);
153
154 if (!err) {
155 err = put_user(kevent.type, &up->type);
156 err |= put_user(kevent.timestamp, &up->timestamp);
157 err |= put_user(kevent.u.size.w, &up->u.size.w);
158 err |= put_user(kevent.u.size.h, &up->u.size.h);
159 err |= put_user(kevent.u.size.aspect_ratio,
160 &up->u.size.aspect_ratio);
161 if (err)
162 err = -EFAULT;
163 }
164
165 return err;
166 }
167
168 struct compat_video_still_picture {
169 compat_uptr_t iFrame;
170 int32_t size;
171 };
172
173 static int do_video_stillpicture(unsigned int fd, unsigned int cmd,
174 struct compat_video_still_picture __user *up)
175 {
176 struct video_still_picture __user *up_native;
177 compat_uptr_t fp;
178 int32_t size;
179 int err;
180
181 err = get_user(fp, &up->iFrame);
182 err |= get_user(size, &up->size);
183 if (err)
184 return -EFAULT;
185
186 up_native =
187 compat_alloc_user_space(sizeof(struct video_still_picture));
188
189 err = put_user(compat_ptr(fp), &up_native->iFrame);
190 err |= put_user(size, &up_native->size);
191 if (err)
192 return -EFAULT;
193
194 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
195
196 return err;
197 }
198
199 struct compat_video_spu_palette {
200 int length;
201 compat_uptr_t palette;
202 };
203
204 static int do_video_set_spu_palette(unsigned int fd, unsigned int cmd,
205 struct compat_video_spu_palette __user *up)
206 {
207 struct video_spu_palette __user *up_native;
208 compat_uptr_t palp;
209 int length, err;
210
211 err = get_user(palp, &up->palette);
212 err |= get_user(length, &up->length);
213 if (err)
214 return -EFAULT;
215
216 up_native = compat_alloc_user_space(sizeof(struct video_spu_palette));
217 err = put_user(compat_ptr(palp), &up_native->palette);
218 err |= put_user(length, &up_native->length);
219 if (err)
220 return -EFAULT;
221
222 err = sys_ioctl(fd, cmd, (unsigned long) up_native);
223
224 return err;
225 }
226
227 #ifdef CONFIG_BLOCK
228 typedef struct sg_io_hdr32 {
229 compat_int_t interface_id; /* [i] 'S' for SCSI generic (required) */
230 compat_int_t dxfer_direction; /* [i] data transfer direction */
231 unsigned char cmd_len; /* [i] SCSI command length ( <= 16 bytes) */
232 unsigned char mx_sb_len; /* [i] max length to write to sbp */
233 unsigned short iovec_count; /* [i] 0 implies no scatter gather */
234 compat_uint_t dxfer_len; /* [i] byte count of data transfer */
235 compat_uint_t dxferp; /* [i], [*io] points to data transfer memory
236 or scatter gather list */
237 compat_uptr_t cmdp; /* [i], [*i] points to command to perform */
238 compat_uptr_t sbp; /* [i], [*o] points to sense_buffer memory */
239 compat_uint_t timeout; /* [i] MAX_UINT->no timeout (unit: millisec) */
240 compat_uint_t flags; /* [i] 0 -> default, see SG_FLAG... */
241 compat_int_t pack_id; /* [i->o] unused internally (normally) */
242 compat_uptr_t usr_ptr; /* [i->o] unused internally */
243 unsigned char status; /* [o] scsi status */
244 unsigned char masked_status; /* [o] shifted, masked scsi status */
245 unsigned char msg_status; /* [o] messaging level data (optional) */
246 unsigned char sb_len_wr; /* [o] byte count actually written to sbp */
247 unsigned short host_status; /* [o] errors from host adapter */
248 unsigned short driver_status; /* [o] errors from software driver */
249 compat_int_t resid; /* [o] dxfer_len - actual_transferred */
250 compat_uint_t duration; /* [o] time taken by cmd (unit: millisec) */
251 compat_uint_t info; /* [o] auxiliary information */
252 } sg_io_hdr32_t; /* 64 bytes long (on sparc32) */
253
254 typedef struct sg_iovec32 {
255 compat_uint_t iov_base;
256 compat_uint_t iov_len;
257 } sg_iovec32_t;
258
259 static int sg_build_iovec(sg_io_hdr_t __user *sgio, void __user *dxferp, u16 iovec_count)
260 {
261 sg_iovec_t __user *iov = (sg_iovec_t __user *) (sgio + 1);
262 sg_iovec32_t __user *iov32 = dxferp;
263 int i;
264
265 for (i = 0; i < iovec_count; i++) {
266 u32 base, len;
267
268 if (get_user(base, &iov32[i].iov_base) ||
269 get_user(len, &iov32[i].iov_len) ||
270 put_user(compat_ptr(base), &iov[i].iov_base) ||
271 put_user(len, &iov[i].iov_len))
272 return -EFAULT;
273 }
274
275 if (put_user(iov, &sgio->dxferp))
276 return -EFAULT;
277 return 0;
278 }
279
280 static int sg_ioctl_trans(unsigned int fd, unsigned int cmd,
281 sg_io_hdr32_t __user *sgio32)
282 {
283 sg_io_hdr_t __user *sgio;
284 u16 iovec_count;
285 u32 data;
286 void __user *dxferp;
287 int err;
288 int interface_id;
289
290 if (get_user(interface_id, &sgio32->interface_id))
291 return -EFAULT;
292 if (interface_id != 'S')
293 return sys_ioctl(fd, cmd, (unsigned long)sgio32);
294
295 if (get_user(iovec_count, &sgio32->iovec_count))
296 return -EFAULT;
297
298 {
299 void __user *top = compat_alloc_user_space(0);
300 void __user *new = compat_alloc_user_space(sizeof(sg_io_hdr_t) +
301 (iovec_count * sizeof(sg_iovec_t)));
302 if (new > top)
303 return -EINVAL;
304
305 sgio = new;
306 }
307
308 /* Ok, now construct. */
309 if (copy_in_user(&sgio->interface_id, &sgio32->interface_id,
310 (2 * sizeof(int)) +
311 (2 * sizeof(unsigned char)) +
312 (1 * sizeof(unsigned short)) +
313 (1 * sizeof(unsigned int))))
314 return -EFAULT;
315
316 if (get_user(data, &sgio32->dxferp))
317 return -EFAULT;
318 dxferp = compat_ptr(data);
319 if (iovec_count) {
320 if (sg_build_iovec(sgio, dxferp, iovec_count))
321 return -EFAULT;
322 } else {
323 if (put_user(dxferp, &sgio->dxferp))
324 return -EFAULT;
325 }
326
327 {
328 unsigned char __user *cmdp;
329 unsigned char __user *sbp;
330
331 if (get_user(data, &sgio32->cmdp))
332 return -EFAULT;
333 cmdp = compat_ptr(data);
334
335 if (get_user(data, &sgio32->sbp))
336 return -EFAULT;
337 sbp = compat_ptr(data);
338
339 if (put_user(cmdp, &sgio->cmdp) ||
340 put_user(sbp, &sgio->sbp))
341 return -EFAULT;
342 }
343
344 if (copy_in_user(&sgio->timeout, &sgio32->timeout,
345 3 * sizeof(int)))
346 return -EFAULT;
347
348 if (get_user(data, &sgio32->usr_ptr))
349 return -EFAULT;
350 if (put_user(compat_ptr(data), &sgio->usr_ptr))
351 return -EFAULT;
352
353 err = sys_ioctl(fd, cmd, (unsigned long) sgio);
354
355 if (err >= 0) {
356 void __user *datap;
357
358 if (copy_in_user(&sgio32->pack_id, &sgio->pack_id,
359 sizeof(int)) ||
360 get_user(datap, &sgio->usr_ptr) ||
361 put_user((u32)(unsigned long)datap,
362 &sgio32->usr_ptr) ||
363 copy_in_user(&sgio32->status, &sgio->status,
364 (4 * sizeof(unsigned char)) +
365 (2 * sizeof(unsigned short)) +
366 (3 * sizeof(int))))
367 err = -EFAULT;
368 }
369
370 return err;
371 }
372
373 struct compat_sg_req_info { /* used by SG_GET_REQUEST_TABLE ioctl() */
374 char req_state;
375 char orphan;
376 char sg_io_owned;
377 char problem;
378 int pack_id;
379 compat_uptr_t usr_ptr;
380 unsigned int duration;
381 int unused;
382 };
383
384 static int sg_grt_trans(unsigned int fd, unsigned int cmd, struct
385 compat_sg_req_info __user *o)
386 {
387 int err, i;
388 sg_req_info_t __user *r;
389 r = compat_alloc_user_space(sizeof(sg_req_info_t)*SG_MAX_QUEUE);
390 err = sys_ioctl(fd,cmd,(unsigned long)r);
391 if (err < 0)
392 return err;
393 for (i = 0; i < SG_MAX_QUEUE; i++) {
394 void __user *ptr;
395 int d;
396
397 if (copy_in_user(o + i, r + i, offsetof(sg_req_info_t, usr_ptr)) ||
398 get_user(ptr, &r[i].usr_ptr) ||
399 get_user(d, &r[i].duration) ||
400 put_user((u32)(unsigned long)(ptr), &o[i].usr_ptr) ||
401 put_user(d, &o[i].duration))
402 return -EFAULT;
403 }
404 return err;
405 }
406 #endif /* CONFIG_BLOCK */
407
408 struct sock_fprog32 {
409 unsigned short len;
410 compat_caddr_t filter;
411 };
412
413 #define PPPIOCSPASS32 _IOW('t', 71, struct sock_fprog32)
414 #define PPPIOCSACTIVE32 _IOW('t', 70, struct sock_fprog32)
415
416 static int ppp_sock_fprog_ioctl_trans(unsigned int fd, unsigned int cmd,
417 struct sock_fprog32 __user *u_fprog32)
418 {
419 struct sock_fprog __user *u_fprog64 = compat_alloc_user_space(sizeof(struct sock_fprog));
420 void __user *fptr64;
421 u32 fptr32;
422 u16 flen;
423
424 if (get_user(flen, &u_fprog32->len) ||
425 get_user(fptr32, &u_fprog32->filter))
426 return -EFAULT;
427
428 fptr64 = compat_ptr(fptr32);
429
430 if (put_user(flen, &u_fprog64->len) ||
431 put_user(fptr64, &u_fprog64->filter))
432 return -EFAULT;
433
434 if (cmd == PPPIOCSPASS32)
435 cmd = PPPIOCSPASS;
436 else
437 cmd = PPPIOCSACTIVE;
438
439 return sys_ioctl(fd, cmd, (unsigned long) u_fprog64);
440 }
441
442 struct ppp_option_data32 {
443 compat_caddr_t ptr;
444 u32 length;
445 compat_int_t transmit;
446 };
447 #define PPPIOCSCOMPRESS32 _IOW('t', 77, struct ppp_option_data32)
448
449 struct ppp_idle32 {
450 compat_time_t xmit_idle;
451 compat_time_t recv_idle;
452 };
453 #define PPPIOCGIDLE32 _IOR('t', 63, struct ppp_idle32)
454
455 static int ppp_gidle(unsigned int fd, unsigned int cmd,
456 struct ppp_idle32 __user *idle32)
457 {
458 struct ppp_idle __user *idle;
459 __kernel_time_t xmit, recv;
460 int err;
461
462 idle = compat_alloc_user_space(sizeof(*idle));
463
464 err = sys_ioctl(fd, PPPIOCGIDLE, (unsigned long) idle);
465
466 if (!err) {
467 if (get_user(xmit, &idle->xmit_idle) ||
468 get_user(recv, &idle->recv_idle) ||
469 put_user(xmit, &idle32->xmit_idle) ||
470 put_user(recv, &idle32->recv_idle))
471 err = -EFAULT;
472 }
473 return err;
474 }
475
476 static int ppp_scompress(unsigned int fd, unsigned int cmd,
477 struct ppp_option_data32 __user *odata32)
478 {
479 struct ppp_option_data __user *odata;
480 __u32 data;
481 void __user *datap;
482
483 odata = compat_alloc_user_space(sizeof(*odata));
484
485 if (get_user(data, &odata32->ptr))
486 return -EFAULT;
487
488 datap = compat_ptr(data);
489 if (put_user(datap, &odata->ptr))
490 return -EFAULT;
491
492 if (copy_in_user(&odata->length, &odata32->length,
493 sizeof(__u32) + sizeof(int)))
494 return -EFAULT;
495
496 return sys_ioctl(fd, PPPIOCSCOMPRESS, (unsigned long) odata);
497 }
498
499 #ifdef CONFIG_BLOCK
500 struct mtget32 {
501 compat_long_t mt_type;
502 compat_long_t mt_resid;
503 compat_long_t mt_dsreg;
504 compat_long_t mt_gstat;
505 compat_long_t mt_erreg;
506 compat_daddr_t mt_fileno;
507 compat_daddr_t mt_blkno;
508 };
509 #define MTIOCGET32 _IOR('m', 2, struct mtget32)
510
511 struct mtpos32 {
512 compat_long_t mt_blkno;
513 };
514 #define MTIOCPOS32 _IOR('m', 3, struct mtpos32)
515
516 static int mt_ioctl_trans(unsigned int fd, unsigned int cmd, void __user *argp)
517 {
518 mm_segment_t old_fs = get_fs();
519 struct mtget get;
520 struct mtget32 __user *umget32;
521 struct mtpos pos;
522 struct mtpos32 __user *upos32;
523 unsigned long kcmd;
524 void *karg;
525 int err = 0;
526
527 switch(cmd) {
528 case MTIOCPOS32:
529 kcmd = MTIOCPOS;
530 karg = &pos;
531 break;
532 default: /* MTIOCGET32 */
533 kcmd = MTIOCGET;
534 karg = &get;
535 break;
536 }
537 set_fs (KERNEL_DS);
538 err = sys_ioctl (fd, kcmd, (unsigned long)karg);
539 set_fs (old_fs);
540 if (err)
541 return err;
542 switch (cmd) {
543 case MTIOCPOS32:
544 upos32 = argp;
545 err = __put_user(pos.mt_blkno, &upos32->mt_blkno);
546 break;
547 case MTIOCGET32:
548 umget32 = argp;
549 err = __put_user(get.mt_type, &umget32->mt_type);
550 err |= __put_user(get.mt_resid, &umget32->mt_resid);
551 err |= __put_user(get.mt_dsreg, &umget32->mt_dsreg);
552 err |= __put_user(get.mt_gstat, &umget32->mt_gstat);
553 err |= __put_user(get.mt_erreg, &umget32->mt_erreg);
554 err |= __put_user(get.mt_fileno, &umget32->mt_fileno);
555 err |= __put_user(get.mt_blkno, &umget32->mt_blkno);
556 break;
557 }
558 return err ? -EFAULT: 0;
559 }
560
561 #endif /* CONFIG_BLOCK */
562
563 /* Bluetooth ioctls */
564 #define HCIUARTSETPROTO _IOW('U', 200, int)
565 #define HCIUARTGETPROTO _IOR('U', 201, int)
566 #define HCIUARTGETDEVICE _IOR('U', 202, int)
567 #define HCIUARTSETFLAGS _IOW('U', 203, int)
568 #define HCIUARTGETFLAGS _IOR('U', 204, int)
569
570 #define BNEPCONNADD _IOW('B', 200, int)
571 #define BNEPCONNDEL _IOW('B', 201, int)
572 #define BNEPGETCONNLIST _IOR('B', 210, int)
573 #define BNEPGETCONNINFO _IOR('B', 211, int)
574
575 #define CMTPCONNADD _IOW('C', 200, int)
576 #define CMTPCONNDEL _IOW('C', 201, int)
577 #define CMTPGETCONNLIST _IOR('C', 210, int)
578 #define CMTPGETCONNINFO _IOR('C', 211, int)
579
580 #define HIDPCONNADD _IOW('H', 200, int)
581 #define HIDPCONNDEL _IOW('H', 201, int)
582 #define HIDPGETCONNLIST _IOR('H', 210, int)
583 #define HIDPGETCONNINFO _IOR('H', 211, int)
584
585
586 struct serial_struct32 {
587 compat_int_t type;
588 compat_int_t line;
589 compat_uint_t port;
590 compat_int_t irq;
591 compat_int_t flags;
592 compat_int_t xmit_fifo_size;
593 compat_int_t custom_divisor;
594 compat_int_t baud_base;
595 unsigned short close_delay;
596 char io_type;
597 char reserved_char[1];
598 compat_int_t hub6;
599 unsigned short closing_wait; /* time to wait before closing */
600 unsigned short closing_wait2; /* no longer used... */
601 compat_uint_t iomem_base;
602 unsigned short iomem_reg_shift;
603 unsigned int port_high;
604 /* compat_ulong_t iomap_base FIXME */
605 compat_int_t reserved[1];
606 };
607
608 static int serial_struct_ioctl(unsigned fd, unsigned cmd,
609 struct serial_struct32 __user *ss32)
610 {
611 typedef struct serial_struct SS;
612 typedef struct serial_struct32 SS32;
613 int err;
614 struct serial_struct ss;
615 mm_segment_t oldseg = get_fs();
616 __u32 udata;
617 unsigned int base;
618
619 if (cmd == TIOCSSERIAL) {
620 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
621 return -EFAULT;
622 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
623 return -EFAULT;
624 if (__get_user(udata, &ss32->iomem_base))
625 return -EFAULT;
626 ss.iomem_base = compat_ptr(udata);
627 if (__get_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
628 __get_user(ss.port_high, &ss32->port_high))
629 return -EFAULT;
630 ss.iomap_base = 0UL;
631 }
632 set_fs(KERNEL_DS);
633 err = sys_ioctl(fd,cmd,(unsigned long)(&ss));
634 set_fs(oldseg);
635 if (cmd == TIOCGSERIAL && err >= 0) {
636 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
637 return -EFAULT;
638 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))
639 return -EFAULT;
640 base = (unsigned long)ss.iomem_base >> 32 ?
641 0xffffffff : (unsigned)(unsigned long)ss.iomem_base;
642 if (__put_user(base, &ss32->iomem_base) ||
643 __put_user(ss.iomem_reg_shift, &ss32->iomem_reg_shift) ||
644 __put_user(ss.port_high, &ss32->port_high))
645 return -EFAULT;
646 }
647 return err;
648 }
649
650 /*
651 * I2C layer ioctls
652 */
653
654 struct i2c_msg32 {
655 u16 addr;
656 u16 flags;
657 u16 len;
658 compat_caddr_t buf;
659 };
660
661 struct i2c_rdwr_ioctl_data32 {
662 compat_caddr_t msgs; /* struct i2c_msg __user *msgs */
663 u32 nmsgs;
664 };
665
666 struct i2c_smbus_ioctl_data32 {
667 u8 read_write;
668 u8 command;
669 u32 size;
670 compat_caddr_t data; /* union i2c_smbus_data *data */
671 };
672
673 struct i2c_rdwr_aligned {
674 struct i2c_rdwr_ioctl_data cmd;
675 struct i2c_msg msgs[0];
676 };
677
678 static int do_i2c_rdwr_ioctl(unsigned int fd, unsigned int cmd,
679 struct i2c_rdwr_ioctl_data32 __user *udata)
680 {
681 struct i2c_rdwr_aligned __user *tdata;
682 struct i2c_msg __user *tmsgs;
683 struct i2c_msg32 __user *umsgs;
684 compat_caddr_t datap;
685 int nmsgs, i;
686
687 if (get_user(nmsgs, &udata->nmsgs))
688 return -EFAULT;
689 if (nmsgs > I2C_RDRW_IOCTL_MAX_MSGS)
690 return -EINVAL;
691
692 if (get_user(datap, &udata->msgs))
693 return -EFAULT;
694 umsgs = compat_ptr(datap);
695
696 tdata = compat_alloc_user_space(sizeof(*tdata) +
697 nmsgs * sizeof(struct i2c_msg));
698 tmsgs = &tdata->msgs[0];
699
700 if (put_user(nmsgs, &tdata->cmd.nmsgs) ||
701 put_user(tmsgs, &tdata->cmd.msgs))
702 return -EFAULT;
703
704 for (i = 0; i < nmsgs; i++) {
705 if (copy_in_user(&tmsgs[i].addr, &umsgs[i].addr, 3*sizeof(u16)))
706 return -EFAULT;
707 if (get_user(datap, &umsgs[i].buf) ||
708 put_user(compat_ptr(datap), &tmsgs[i].buf))
709 return -EFAULT;
710 }
711 return sys_ioctl(fd, cmd, (unsigned long)tdata);
712 }
713
714 static int do_i2c_smbus_ioctl(unsigned int fd, unsigned int cmd,
715 struct i2c_smbus_ioctl_data32 __user *udata)
716 {
717 struct i2c_smbus_ioctl_data __user *tdata;
718 compat_caddr_t datap;
719
720 tdata = compat_alloc_user_space(sizeof(*tdata));
721 if (tdata == NULL)
722 return -ENOMEM;
723 if (!access_ok(VERIFY_WRITE, tdata, sizeof(*tdata)))
724 return -EFAULT;
725
726 if (!access_ok(VERIFY_READ, udata, sizeof(*udata)))
727 return -EFAULT;
728
729 if (__copy_in_user(&tdata->read_write, &udata->read_write, 2 * sizeof(u8)))
730 return -EFAULT;
731 if (__copy_in_user(&tdata->size, &udata->size, 2 * sizeof(u32)))
732 return -EFAULT;
733 if (__get_user(datap, &udata->data) ||
734 __put_user(compat_ptr(datap), &tdata->data))
735 return -EFAULT;
736
737 return sys_ioctl(fd, cmd, (unsigned long)tdata);
738 }
739
740 #define RTC_IRQP_READ32 _IOR('p', 0x0b, compat_ulong_t)
741 #define RTC_IRQP_SET32 _IOW('p', 0x0c, compat_ulong_t)
742 #define RTC_EPOCH_READ32 _IOR('p', 0x0d, compat_ulong_t)
743 #define RTC_EPOCH_SET32 _IOW('p', 0x0e, compat_ulong_t)
744
745 static int rtc_ioctl(unsigned fd, unsigned cmd, void __user *argp)
746 {
747 mm_segment_t oldfs = get_fs();
748 compat_ulong_t val32;
749 unsigned long kval;
750 int ret;
751
752 switch (cmd) {
753 case RTC_IRQP_READ32:
754 case RTC_EPOCH_READ32:
755 set_fs(KERNEL_DS);
756 ret = sys_ioctl(fd, (cmd == RTC_IRQP_READ32) ?
757 RTC_IRQP_READ : RTC_EPOCH_READ,
758 (unsigned long)&kval);
759 set_fs(oldfs);
760 if (ret)
761 return ret;
762 val32 = kval;
763 return put_user(val32, (unsigned int __user *)argp);
764 case RTC_IRQP_SET32:
765 return sys_ioctl(fd, RTC_IRQP_SET, (unsigned long)argp);
766 case RTC_EPOCH_SET32:
767 return sys_ioctl(fd, RTC_EPOCH_SET, (unsigned long)argp);
768 }
769
770 return -ENOIOCTLCMD;
771 }
772
773 /* on ia32 l_start is on a 32-bit boundary */
774 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
775 struct space_resv_32 {
776 __s16 l_type;
777 __s16 l_whence;
778 __s64 l_start __attribute__((packed));
779 /* len == 0 means until end of file */
780 __s64 l_len __attribute__((packed));
781 __s32 l_sysid;
782 __u32 l_pid;
783 __s32 l_pad[4]; /* reserve area */
784 };
785
786 #define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32)
787 #define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32)
788
789 /* just account for different alignment */
790 static int compat_ioctl_preallocate(struct file *file,
791 struct space_resv_32 __user *p32)
792 {
793 struct space_resv __user *p = compat_alloc_user_space(sizeof(*p));
794
795 if (copy_in_user(&p->l_type, &p32->l_type, sizeof(s16)) ||
796 copy_in_user(&p->l_whence, &p32->l_whence, sizeof(s16)) ||
797 copy_in_user(&p->l_start, &p32->l_start, sizeof(s64)) ||
798 copy_in_user(&p->l_len, &p32->l_len, sizeof(s64)) ||
799 copy_in_user(&p->l_sysid, &p32->l_sysid, sizeof(s32)) ||
800 copy_in_user(&p->l_pid, &p32->l_pid, sizeof(u32)) ||
801 copy_in_user(&p->l_pad, &p32->l_pad, 4*sizeof(u32)))
802 return -EFAULT;
803
804 return ioctl_preallocate(file, p);
805 }
806 #endif
807
808 /*
809 * simple reversible transform to make our table more evenly
810 * distributed after sorting.
811 */
812 #define XFORM(i) (((i) ^ ((i) << 27) ^ ((i) << 17)) & 0xffffffff)
813
814 #define COMPATIBLE_IOCTL(cmd) XFORM(cmd),
815 /* ioctl should not be warned about even if it's not implemented.
816 Valid reasons to use this:
817 - It is implemented with ->compat_ioctl on some device, but programs
818 call it on others too.
819 - The ioctl is not implemented in the native kernel, but programs
820 call it commonly anyways.
821 Most other reasons are not valid. */
822 #define IGNORE_IOCTL(cmd) COMPATIBLE_IOCTL(cmd)
823
824 static unsigned int ioctl_pointer[] = {
825 /* compatible ioctls first */
826 COMPATIBLE_IOCTL(0x4B50) /* KDGHWCLK - not in the kernel, but don't complain */
827 COMPATIBLE_IOCTL(0x4B51) /* KDSHWCLK - not in the kernel, but don't complain */
828
829 /* Big T */
830 COMPATIBLE_IOCTL(TCGETA)
831 COMPATIBLE_IOCTL(TCSETA)
832 COMPATIBLE_IOCTL(TCSETAW)
833 COMPATIBLE_IOCTL(TCSETAF)
834 COMPATIBLE_IOCTL(TCSBRK)
835 COMPATIBLE_IOCTL(TCXONC)
836 COMPATIBLE_IOCTL(TCFLSH)
837 COMPATIBLE_IOCTL(TCGETS)
838 COMPATIBLE_IOCTL(TCSETS)
839 COMPATIBLE_IOCTL(TCSETSW)
840 COMPATIBLE_IOCTL(TCSETSF)
841 COMPATIBLE_IOCTL(TIOCLINUX)
842 COMPATIBLE_IOCTL(TIOCSBRK)
843 COMPATIBLE_IOCTL(TIOCGDEV)
844 COMPATIBLE_IOCTL(TIOCCBRK)
845 COMPATIBLE_IOCTL(TIOCGSID)
846 COMPATIBLE_IOCTL(TIOCGICOUNT)
847 COMPATIBLE_IOCTL(TIOCGPKT)
848 COMPATIBLE_IOCTL(TIOCGPTLCK)
849 COMPATIBLE_IOCTL(TIOCGEXCL)
850 /* Little t */
851 COMPATIBLE_IOCTL(TIOCGETD)
852 COMPATIBLE_IOCTL(TIOCSETD)
853 COMPATIBLE_IOCTL(TIOCEXCL)
854 COMPATIBLE_IOCTL(TIOCNXCL)
855 COMPATIBLE_IOCTL(TIOCCONS)
856 COMPATIBLE_IOCTL(TIOCGSOFTCAR)
857 COMPATIBLE_IOCTL(TIOCSSOFTCAR)
858 COMPATIBLE_IOCTL(TIOCSWINSZ)
859 COMPATIBLE_IOCTL(TIOCGWINSZ)
860 COMPATIBLE_IOCTL(TIOCMGET)
861 COMPATIBLE_IOCTL(TIOCMBIC)
862 COMPATIBLE_IOCTL(TIOCMBIS)
863 COMPATIBLE_IOCTL(TIOCMSET)
864 COMPATIBLE_IOCTL(TIOCPKT)
865 COMPATIBLE_IOCTL(TIOCNOTTY)
866 COMPATIBLE_IOCTL(TIOCSTI)
867 COMPATIBLE_IOCTL(TIOCOUTQ)
868 COMPATIBLE_IOCTL(TIOCSPGRP)
869 COMPATIBLE_IOCTL(TIOCGPGRP)
870 COMPATIBLE_IOCTL(TIOCGPTN)
871 COMPATIBLE_IOCTL(TIOCSPTLCK)
872 COMPATIBLE_IOCTL(TIOCSERGETLSR)
873 COMPATIBLE_IOCTL(TIOCSIG)
874 #ifdef TIOCSRS485
875 COMPATIBLE_IOCTL(TIOCSRS485)
876 #endif
877 #ifdef TIOCGRS485
878 COMPATIBLE_IOCTL(TIOCGRS485)
879 #endif
880 #ifdef TCGETS2
881 COMPATIBLE_IOCTL(TCGETS2)
882 COMPATIBLE_IOCTL(TCSETS2)
883 COMPATIBLE_IOCTL(TCSETSW2)
884 COMPATIBLE_IOCTL(TCSETSF2)
885 #endif
886 /* Little f */
887 COMPATIBLE_IOCTL(FIOCLEX)
888 COMPATIBLE_IOCTL(FIONCLEX)
889 COMPATIBLE_IOCTL(FIOASYNC)
890 COMPATIBLE_IOCTL(FIONBIO)
891 COMPATIBLE_IOCTL(FIONREAD) /* This is also TIOCINQ */
892 COMPATIBLE_IOCTL(FS_IOC_FIEMAP)
893 /* 0x00 */
894 COMPATIBLE_IOCTL(FIBMAP)
895 COMPATIBLE_IOCTL(FIGETBSZ)
896 /* 'X' - originally XFS but some now in the VFS */
897 COMPATIBLE_IOCTL(FIFREEZE)
898 COMPATIBLE_IOCTL(FITHAW)
899 COMPATIBLE_IOCTL(KDGETKEYCODE)
900 COMPATIBLE_IOCTL(KDSETKEYCODE)
901 COMPATIBLE_IOCTL(KDGKBTYPE)
902 COMPATIBLE_IOCTL(KDGETMODE)
903 COMPATIBLE_IOCTL(KDGKBMODE)
904 COMPATIBLE_IOCTL(KDGKBMETA)
905 COMPATIBLE_IOCTL(KDGKBENT)
906 COMPATIBLE_IOCTL(KDSKBENT)
907 COMPATIBLE_IOCTL(KDGKBSENT)
908 COMPATIBLE_IOCTL(KDSKBSENT)
909 COMPATIBLE_IOCTL(KDGKBDIACR)
910 COMPATIBLE_IOCTL(KDSKBDIACR)
911 COMPATIBLE_IOCTL(KDGKBDIACRUC)
912 COMPATIBLE_IOCTL(KDSKBDIACRUC)
913 COMPATIBLE_IOCTL(KDKBDREP)
914 COMPATIBLE_IOCTL(KDGKBLED)
915 COMPATIBLE_IOCTL(KDGETLED)
916 #ifdef CONFIG_BLOCK
917 /* Big S */
918 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_IDLUN)
919 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORLOCK)
920 COMPATIBLE_IOCTL(SCSI_IOCTL_DOORUNLOCK)
921 COMPATIBLE_IOCTL(SCSI_IOCTL_TEST_UNIT_READY)
922 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_BUS_NUMBER)
923 COMPATIBLE_IOCTL(SCSI_IOCTL_SEND_COMMAND)
924 COMPATIBLE_IOCTL(SCSI_IOCTL_PROBE_HOST)
925 COMPATIBLE_IOCTL(SCSI_IOCTL_GET_PCI)
926 #endif
927 /* Big V (don't complain on serial console) */
928 IGNORE_IOCTL(VT_OPENQRY)
929 IGNORE_IOCTL(VT_GETMODE)
930 /* Little p (/dev/rtc, /dev/envctrl, etc.) */
931 COMPATIBLE_IOCTL(RTC_AIE_ON)
932 COMPATIBLE_IOCTL(RTC_AIE_OFF)
933 COMPATIBLE_IOCTL(RTC_UIE_ON)
934 COMPATIBLE_IOCTL(RTC_UIE_OFF)
935 COMPATIBLE_IOCTL(RTC_PIE_ON)
936 COMPATIBLE_IOCTL(RTC_PIE_OFF)
937 COMPATIBLE_IOCTL(RTC_WIE_ON)
938 COMPATIBLE_IOCTL(RTC_WIE_OFF)
939 COMPATIBLE_IOCTL(RTC_ALM_SET)
940 COMPATIBLE_IOCTL(RTC_ALM_READ)
941 COMPATIBLE_IOCTL(RTC_RD_TIME)
942 COMPATIBLE_IOCTL(RTC_SET_TIME)
943 COMPATIBLE_IOCTL(RTC_WKALM_SET)
944 COMPATIBLE_IOCTL(RTC_WKALM_RD)
945 /*
946 * These two are only for the sbus rtc driver, but
947 * hwclock tries them on every rtc device first when
948 * running on sparc. On other architectures the entries
949 * are useless but harmless.
950 */
951 COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */
952 COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */
953 /* Little m */
954 COMPATIBLE_IOCTL(MTIOCTOP)
955 /* Socket level stuff */
956 COMPATIBLE_IOCTL(FIOQSIZE)
957 #ifdef CONFIG_BLOCK
958 /* loop */
959 IGNORE_IOCTL(LOOP_CLR_FD)
960 /* md calls this on random blockdevs */
961 IGNORE_IOCTL(RAID_VERSION)
962 /* qemu/qemu-img might call these two on plain files for probing */
963 IGNORE_IOCTL(CDROM_DRIVE_STATUS)
964 IGNORE_IOCTL(FDGETPRM32)
965 /* SG stuff */
966 COMPATIBLE_IOCTL(SG_SET_TIMEOUT)
967 COMPATIBLE_IOCTL(SG_GET_TIMEOUT)
968 COMPATIBLE_IOCTL(SG_EMULATED_HOST)
969 COMPATIBLE_IOCTL(SG_GET_TRANSFORM)
970 COMPATIBLE_IOCTL(SG_SET_RESERVED_SIZE)
971 COMPATIBLE_IOCTL(SG_GET_RESERVED_SIZE)
972 COMPATIBLE_IOCTL(SG_GET_SCSI_ID)
973 COMPATIBLE_IOCTL(SG_SET_FORCE_LOW_DMA)
974 COMPATIBLE_IOCTL(SG_GET_LOW_DMA)
975 COMPATIBLE_IOCTL(SG_SET_FORCE_PACK_ID)
976 COMPATIBLE_IOCTL(SG_GET_PACK_ID)
977 COMPATIBLE_IOCTL(SG_GET_NUM_WAITING)
978 COMPATIBLE_IOCTL(SG_SET_DEBUG)
979 COMPATIBLE_IOCTL(SG_GET_SG_TABLESIZE)
980 COMPATIBLE_IOCTL(SG_GET_COMMAND_Q)
981 COMPATIBLE_IOCTL(SG_SET_COMMAND_Q)
982 COMPATIBLE_IOCTL(SG_GET_VERSION_NUM)
983 COMPATIBLE_IOCTL(SG_NEXT_CMD_LEN)
984 COMPATIBLE_IOCTL(SG_SCSI_RESET)
985 COMPATIBLE_IOCTL(SG_GET_REQUEST_TABLE)
986 COMPATIBLE_IOCTL(SG_SET_KEEP_ORPHAN)
987 COMPATIBLE_IOCTL(SG_GET_KEEP_ORPHAN)
988 #endif
989 /* PPP stuff */
990 COMPATIBLE_IOCTL(PPPIOCGFLAGS)
991 COMPATIBLE_IOCTL(PPPIOCSFLAGS)
992 COMPATIBLE_IOCTL(PPPIOCGASYNCMAP)
993 COMPATIBLE_IOCTL(PPPIOCSASYNCMAP)
994 COMPATIBLE_IOCTL(PPPIOCGUNIT)
995 COMPATIBLE_IOCTL(PPPIOCGRASYNCMAP)
996 COMPATIBLE_IOCTL(PPPIOCSRASYNCMAP)
997 COMPATIBLE_IOCTL(PPPIOCGMRU)
998 COMPATIBLE_IOCTL(PPPIOCSMRU)
999 COMPATIBLE_IOCTL(PPPIOCSMAXCID)
1000 COMPATIBLE_IOCTL(PPPIOCGXASYNCMAP)
1001 COMPATIBLE_IOCTL(PPPIOCSXASYNCMAP)
1002 COMPATIBLE_IOCTL(PPPIOCXFERUNIT)
1003 /* PPPIOCSCOMPRESS is translated */
1004 COMPATIBLE_IOCTL(PPPIOCGNPMODE)
1005 COMPATIBLE_IOCTL(PPPIOCSNPMODE)
1006 COMPATIBLE_IOCTL(PPPIOCGDEBUG)
1007 COMPATIBLE_IOCTL(PPPIOCSDEBUG)
1008 /* PPPIOCSPASS is translated */
1009 /* PPPIOCSACTIVE is translated */
1010 /* PPPIOCGIDLE is translated */
1011 COMPATIBLE_IOCTL(PPPIOCNEWUNIT)
1012 COMPATIBLE_IOCTL(PPPIOCATTACH)
1013 COMPATIBLE_IOCTL(PPPIOCDETACH)
1014 COMPATIBLE_IOCTL(PPPIOCSMRRU)
1015 COMPATIBLE_IOCTL(PPPIOCCONNECT)
1016 COMPATIBLE_IOCTL(PPPIOCDISCONN)
1017 COMPATIBLE_IOCTL(PPPIOCATTCHAN)
1018 COMPATIBLE_IOCTL(PPPIOCGCHAN)
1019 COMPATIBLE_IOCTL(PPPIOCGL2TPSTATS)
1020 /* PPPOX */
1021 COMPATIBLE_IOCTL(PPPOEIOCSFWD)
1022 COMPATIBLE_IOCTL(PPPOEIOCDFWD)
1023 /* ppdev */
1024 COMPATIBLE_IOCTL(PPSETMODE)
1025 COMPATIBLE_IOCTL(PPRSTATUS)
1026 COMPATIBLE_IOCTL(PPRCONTROL)
1027 COMPATIBLE_IOCTL(PPWCONTROL)
1028 COMPATIBLE_IOCTL(PPFCONTROL)
1029 COMPATIBLE_IOCTL(PPRDATA)
1030 COMPATIBLE_IOCTL(PPWDATA)
1031 COMPATIBLE_IOCTL(PPCLAIM)
1032 COMPATIBLE_IOCTL(PPRELEASE)
1033 COMPATIBLE_IOCTL(PPYIELD)
1034 COMPATIBLE_IOCTL(PPEXCL)
1035 COMPATIBLE_IOCTL(PPDATADIR)
1036 COMPATIBLE_IOCTL(PPNEGOT)
1037 COMPATIBLE_IOCTL(PPWCTLONIRQ)
1038 COMPATIBLE_IOCTL(PPCLRIRQ)
1039 COMPATIBLE_IOCTL(PPSETPHASE)
1040 COMPATIBLE_IOCTL(PPGETMODES)
1041 COMPATIBLE_IOCTL(PPGETMODE)
1042 COMPATIBLE_IOCTL(PPGETPHASE)
1043 COMPATIBLE_IOCTL(PPGETFLAGS)
1044 COMPATIBLE_IOCTL(PPSETFLAGS)
1045 /* Big A */
1046 /* sparc only */
1047 /* Big Q for sound/OSS */
1048 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESET)
1049 COMPATIBLE_IOCTL(SNDCTL_SEQ_SYNC)
1050 COMPATIBLE_IOCTL(SNDCTL_SYNTH_INFO)
1051 COMPATIBLE_IOCTL(SNDCTL_SEQ_CTRLRATE)
1052 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETOUTCOUNT)
1053 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETINCOUNT)
1054 COMPATIBLE_IOCTL(SNDCTL_SEQ_PERCMODE)
1055 COMPATIBLE_IOCTL(SNDCTL_FM_LOAD_INSTR)
1056 COMPATIBLE_IOCTL(SNDCTL_SEQ_TESTMIDI)
1057 COMPATIBLE_IOCTL(SNDCTL_SEQ_RESETSAMPLES)
1058 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRSYNTHS)
1059 COMPATIBLE_IOCTL(SNDCTL_SEQ_NRMIDIS)
1060 COMPATIBLE_IOCTL(SNDCTL_MIDI_INFO)
1061 COMPATIBLE_IOCTL(SNDCTL_SEQ_THRESHOLD)
1062 COMPATIBLE_IOCTL(SNDCTL_SYNTH_MEMAVL)
1063 COMPATIBLE_IOCTL(SNDCTL_FM_4OP_ENABLE)
1064 COMPATIBLE_IOCTL(SNDCTL_SEQ_PANIC)
1065 COMPATIBLE_IOCTL(SNDCTL_SEQ_OUTOFBAND)
1066 COMPATIBLE_IOCTL(SNDCTL_SEQ_GETTIME)
1067 COMPATIBLE_IOCTL(SNDCTL_SYNTH_ID)
1068 COMPATIBLE_IOCTL(SNDCTL_SYNTH_CONTROL)
1069 COMPATIBLE_IOCTL(SNDCTL_SYNTH_REMOVESAMPLE)
1070 /* Big T for sound/OSS */
1071 COMPATIBLE_IOCTL(SNDCTL_TMR_TIMEBASE)
1072 COMPATIBLE_IOCTL(SNDCTL_TMR_START)
1073 COMPATIBLE_IOCTL(SNDCTL_TMR_STOP)
1074 COMPATIBLE_IOCTL(SNDCTL_TMR_CONTINUE)
1075 COMPATIBLE_IOCTL(SNDCTL_TMR_TEMPO)
1076 COMPATIBLE_IOCTL(SNDCTL_TMR_SOURCE)
1077 COMPATIBLE_IOCTL(SNDCTL_TMR_METRONOME)
1078 COMPATIBLE_IOCTL(SNDCTL_TMR_SELECT)
1079 /* Little m for sound/OSS */
1080 COMPATIBLE_IOCTL(SNDCTL_MIDI_PRETIME)
1081 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUMODE)
1082 COMPATIBLE_IOCTL(SNDCTL_MIDI_MPUCMD)
1083 /* Big P for sound/OSS */
1084 COMPATIBLE_IOCTL(SNDCTL_DSP_RESET)
1085 COMPATIBLE_IOCTL(SNDCTL_DSP_SYNC)
1086 COMPATIBLE_IOCTL(SNDCTL_DSP_SPEED)
1087 COMPATIBLE_IOCTL(SNDCTL_DSP_STEREO)
1088 COMPATIBLE_IOCTL(SNDCTL_DSP_GETBLKSIZE)
1089 COMPATIBLE_IOCTL(SNDCTL_DSP_CHANNELS)
1090 COMPATIBLE_IOCTL(SOUND_PCM_WRITE_FILTER)
1091 COMPATIBLE_IOCTL(SNDCTL_DSP_POST)
1092 COMPATIBLE_IOCTL(SNDCTL_DSP_SUBDIVIDE)
1093 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFRAGMENT)
1094 COMPATIBLE_IOCTL(SNDCTL_DSP_GETFMTS)
1095 COMPATIBLE_IOCTL(SNDCTL_DSP_SETFMT)
1096 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOSPACE)
1097 COMPATIBLE_IOCTL(SNDCTL_DSP_GETISPACE)
1098 COMPATIBLE_IOCTL(SNDCTL_DSP_NONBLOCK)
1099 COMPATIBLE_IOCTL(SNDCTL_DSP_GETCAPS)
1100 COMPATIBLE_IOCTL(SNDCTL_DSP_GETTRIGGER)
1101 COMPATIBLE_IOCTL(SNDCTL_DSP_SETTRIGGER)
1102 COMPATIBLE_IOCTL(SNDCTL_DSP_GETIPTR)
1103 COMPATIBLE_IOCTL(SNDCTL_DSP_GETOPTR)
1104 /* SNDCTL_DSP_MAPINBUF, XXX needs translation */
1105 /* SNDCTL_DSP_MAPOUTBUF, XXX needs translation */
1106 COMPATIBLE_IOCTL(SNDCTL_DSP_SETSYNCRO)
1107 COMPATIBLE_IOCTL(SNDCTL_DSP_SETDUPLEX)
1108 COMPATIBLE_IOCTL(SNDCTL_DSP_GETODELAY)
1109 COMPATIBLE_IOCTL(SNDCTL_DSP_PROFILE)
1110 COMPATIBLE_IOCTL(SOUND_PCM_READ_RATE)
1111 COMPATIBLE_IOCTL(SOUND_PCM_READ_CHANNELS)
1112 COMPATIBLE_IOCTL(SOUND_PCM_READ_BITS)
1113 COMPATIBLE_IOCTL(SOUND_PCM_READ_FILTER)
1114 /* Big C for sound/OSS */
1115 COMPATIBLE_IOCTL(SNDCTL_COPR_RESET)
1116 COMPATIBLE_IOCTL(SNDCTL_COPR_LOAD)
1117 COMPATIBLE_IOCTL(SNDCTL_COPR_RDATA)
1118 COMPATIBLE_IOCTL(SNDCTL_COPR_RCODE)
1119 COMPATIBLE_IOCTL(SNDCTL_COPR_WDATA)
1120 COMPATIBLE_IOCTL(SNDCTL_COPR_WCODE)
1121 COMPATIBLE_IOCTL(SNDCTL_COPR_RUN)
1122 COMPATIBLE_IOCTL(SNDCTL_COPR_HALT)
1123 COMPATIBLE_IOCTL(SNDCTL_COPR_SENDMSG)
1124 COMPATIBLE_IOCTL(SNDCTL_COPR_RCVMSG)
1125 /* Big M for sound/OSS */
1126 COMPATIBLE_IOCTL(SOUND_MIXER_READ_VOLUME)
1127 COMPATIBLE_IOCTL(SOUND_MIXER_READ_BASS)
1128 COMPATIBLE_IOCTL(SOUND_MIXER_READ_TREBLE)
1129 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SYNTH)
1130 COMPATIBLE_IOCTL(SOUND_MIXER_READ_PCM)
1131 COMPATIBLE_IOCTL(SOUND_MIXER_READ_SPEAKER)
1132 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE)
1133 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MIC)
1134 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CD)
1135 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IMIX)
1136 COMPATIBLE_IOCTL(SOUND_MIXER_READ_ALTPCM)
1137 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECLEV)
1138 COMPATIBLE_IOCTL(SOUND_MIXER_READ_IGAIN)
1139 COMPATIBLE_IOCTL(SOUND_MIXER_READ_OGAIN)
1140 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE1)
1141 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE2)
1142 COMPATIBLE_IOCTL(SOUND_MIXER_READ_LINE3)
1143 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL1))
1144 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL2))
1145 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_DIGITAL3))
1146 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEIN))
1147 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_PHONEOUT))
1148 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_VIDEO))
1149 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_RADIO))
1150 COMPATIBLE_IOCTL(MIXER_READ(SOUND_MIXER_MONITOR))
1151 COMPATIBLE_IOCTL(SOUND_MIXER_READ_MUTE)
1152 /* SOUND_MIXER_READ_ENHANCE, same value as READ_MUTE */
1153 /* SOUND_MIXER_READ_LOUD, same value as READ_MUTE */
1154 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECSRC)
1155 COMPATIBLE_IOCTL(SOUND_MIXER_READ_DEVMASK)
1156 COMPATIBLE_IOCTL(SOUND_MIXER_READ_RECMASK)
1157 COMPATIBLE_IOCTL(SOUND_MIXER_READ_STEREODEVS)
1158 COMPATIBLE_IOCTL(SOUND_MIXER_READ_CAPS)
1159 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_VOLUME)
1160 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_BASS)
1161 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_TREBLE)
1162 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SYNTH)
1163 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_PCM)
1164 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_SPEAKER)
1165 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE)
1166 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MIC)
1167 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_CD)
1168 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IMIX)
1169 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_ALTPCM)
1170 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECLEV)
1171 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_IGAIN)
1172 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_OGAIN)
1173 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE1)
1174 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE2)
1175 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_LINE3)
1176 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL1))
1177 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL2))
1178 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_DIGITAL3))
1179 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEIN))
1180 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_PHONEOUT))
1181 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_VIDEO))
1182 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_RADIO))
1183 COMPATIBLE_IOCTL(MIXER_WRITE(SOUND_MIXER_MONITOR))
1184 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_MUTE)
1185 /* SOUND_MIXER_WRITE_ENHANCE, same value as WRITE_MUTE */
1186 /* SOUND_MIXER_WRITE_LOUD, same value as WRITE_MUTE */
1187 COMPATIBLE_IOCTL(SOUND_MIXER_WRITE_RECSRC)
1188 COMPATIBLE_IOCTL(SOUND_MIXER_INFO)
1189 COMPATIBLE_IOCTL(SOUND_OLD_MIXER_INFO)
1190 COMPATIBLE_IOCTL(SOUND_MIXER_ACCESS)
1191 COMPATIBLE_IOCTL(SOUND_MIXER_AGC)
1192 COMPATIBLE_IOCTL(SOUND_MIXER_3DSE)
1193 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE1)
1194 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE2)
1195 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE3)
1196 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE4)
1197 COMPATIBLE_IOCTL(SOUND_MIXER_PRIVATE5)
1198 COMPATIBLE_IOCTL(SOUND_MIXER_GETLEVELS)
1199 COMPATIBLE_IOCTL(SOUND_MIXER_SETLEVELS)
1200 COMPATIBLE_IOCTL(OSS_GETVERSION)
1201 /* Raw devices */
1202 COMPATIBLE_IOCTL(RAW_SETBIND)
1203 COMPATIBLE_IOCTL(RAW_GETBIND)
1204 /* Watchdog */
1205 COMPATIBLE_IOCTL(WDIOC_GETSUPPORT)
1206 COMPATIBLE_IOCTL(WDIOC_GETSTATUS)
1207 COMPATIBLE_IOCTL(WDIOC_GETBOOTSTATUS)
1208 COMPATIBLE_IOCTL(WDIOC_GETTEMP)
1209 COMPATIBLE_IOCTL(WDIOC_SETOPTIONS)
1210 COMPATIBLE_IOCTL(WDIOC_KEEPALIVE)
1211 COMPATIBLE_IOCTL(WDIOC_SETTIMEOUT)
1212 COMPATIBLE_IOCTL(WDIOC_GETTIMEOUT)
1213 /* Big R */
1214 COMPATIBLE_IOCTL(RNDGETENTCNT)
1215 COMPATIBLE_IOCTL(RNDADDTOENTCNT)
1216 COMPATIBLE_IOCTL(RNDGETPOOL)
1217 COMPATIBLE_IOCTL(RNDADDENTROPY)
1218 COMPATIBLE_IOCTL(RNDZAPENTCNT)
1219 COMPATIBLE_IOCTL(RNDCLEARPOOL)
1220 /* Bluetooth */
1221 COMPATIBLE_IOCTL(HCIDEVUP)
1222 COMPATIBLE_IOCTL(HCIDEVDOWN)
1223 COMPATIBLE_IOCTL(HCIDEVRESET)
1224 COMPATIBLE_IOCTL(HCIDEVRESTAT)
1225 COMPATIBLE_IOCTL(HCIGETDEVLIST)
1226 COMPATIBLE_IOCTL(HCIGETDEVINFO)
1227 COMPATIBLE_IOCTL(HCIGETCONNLIST)
1228 COMPATIBLE_IOCTL(HCIGETCONNINFO)
1229 COMPATIBLE_IOCTL(HCIGETAUTHINFO)
1230 COMPATIBLE_IOCTL(HCISETRAW)
1231 COMPATIBLE_IOCTL(HCISETSCAN)
1232 COMPATIBLE_IOCTL(HCISETAUTH)
1233 COMPATIBLE_IOCTL(HCISETENCRYPT)
1234 COMPATIBLE_IOCTL(HCISETPTYPE)
1235 COMPATIBLE_IOCTL(HCISETLINKPOL)
1236 COMPATIBLE_IOCTL(HCISETLINKMODE)
1237 COMPATIBLE_IOCTL(HCISETACLMTU)
1238 COMPATIBLE_IOCTL(HCISETSCOMTU)
1239 COMPATIBLE_IOCTL(HCIBLOCKADDR)
1240 COMPATIBLE_IOCTL(HCIUNBLOCKADDR)
1241 COMPATIBLE_IOCTL(HCIINQUIRY)
1242 COMPATIBLE_IOCTL(HCIUARTSETPROTO)
1243 COMPATIBLE_IOCTL(HCIUARTGETPROTO)
1244 COMPATIBLE_IOCTL(RFCOMMCREATEDEV)
1245 COMPATIBLE_IOCTL(RFCOMMRELEASEDEV)
1246 COMPATIBLE_IOCTL(RFCOMMGETDEVLIST)
1247 COMPATIBLE_IOCTL(RFCOMMGETDEVINFO)
1248 COMPATIBLE_IOCTL(RFCOMMSTEALDLC)
1249 COMPATIBLE_IOCTL(BNEPCONNADD)
1250 COMPATIBLE_IOCTL(BNEPCONNDEL)
1251 COMPATIBLE_IOCTL(BNEPGETCONNLIST)
1252 COMPATIBLE_IOCTL(BNEPGETCONNINFO)
1253 COMPATIBLE_IOCTL(CMTPCONNADD)
1254 COMPATIBLE_IOCTL(CMTPCONNDEL)
1255 COMPATIBLE_IOCTL(CMTPGETCONNLIST)
1256 COMPATIBLE_IOCTL(CMTPGETCONNINFO)
1257 COMPATIBLE_IOCTL(HIDPCONNADD)
1258 COMPATIBLE_IOCTL(HIDPCONNDEL)
1259 COMPATIBLE_IOCTL(HIDPGETCONNLIST)
1260 COMPATIBLE_IOCTL(HIDPGETCONNINFO)
1261 /* CAPI */
1262 COMPATIBLE_IOCTL(CAPI_REGISTER)
1263 COMPATIBLE_IOCTL(CAPI_GET_MANUFACTURER)
1264 COMPATIBLE_IOCTL(CAPI_GET_VERSION)
1265 COMPATIBLE_IOCTL(CAPI_GET_SERIAL)
1266 COMPATIBLE_IOCTL(CAPI_GET_PROFILE)
1267 COMPATIBLE_IOCTL(CAPI_MANUFACTURER_CMD)
1268 COMPATIBLE_IOCTL(CAPI_GET_ERRCODE)
1269 COMPATIBLE_IOCTL(CAPI_INSTALLED)
1270 COMPATIBLE_IOCTL(CAPI_GET_FLAGS)
1271 COMPATIBLE_IOCTL(CAPI_SET_FLAGS)
1272 COMPATIBLE_IOCTL(CAPI_CLR_FLAGS)
1273 COMPATIBLE_IOCTL(CAPI_NCCI_OPENCOUNT)
1274 COMPATIBLE_IOCTL(CAPI_NCCI_GETUNIT)
1275 /* Siemens Gigaset */
1276 COMPATIBLE_IOCTL(GIGASET_REDIR)
1277 COMPATIBLE_IOCTL(GIGASET_CONFIG)
1278 COMPATIBLE_IOCTL(GIGASET_BRKCHARS)
1279 COMPATIBLE_IOCTL(GIGASET_VERSION)
1280 /* Misc. */
1281 COMPATIBLE_IOCTL(0x41545900) /* ATYIO_CLKR */
1282 COMPATIBLE_IOCTL(0x41545901) /* ATYIO_CLKW */
1283 COMPATIBLE_IOCTL(PCIIOC_CONTROLLER)
1284 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_IO)
1285 COMPATIBLE_IOCTL(PCIIOC_MMAP_IS_MEM)
1286 COMPATIBLE_IOCTL(PCIIOC_WRITE_COMBINE)
1287 /* NBD */
1288 COMPATIBLE_IOCTL(NBD_DO_IT)
1289 COMPATIBLE_IOCTL(NBD_CLEAR_SOCK)
1290 COMPATIBLE_IOCTL(NBD_CLEAR_QUE)
1291 COMPATIBLE_IOCTL(NBD_PRINT_DEBUG)
1292 COMPATIBLE_IOCTL(NBD_DISCONNECT)
1293 /* i2c */
1294 COMPATIBLE_IOCTL(I2C_SLAVE)
1295 COMPATIBLE_IOCTL(I2C_SLAVE_FORCE)
1296 COMPATIBLE_IOCTL(I2C_TENBIT)
1297 COMPATIBLE_IOCTL(I2C_PEC)
1298 COMPATIBLE_IOCTL(I2C_RETRIES)
1299 COMPATIBLE_IOCTL(I2C_TIMEOUT)
1300 /* hiddev */
1301 COMPATIBLE_IOCTL(HIDIOCGVERSION)
1302 COMPATIBLE_IOCTL(HIDIOCAPPLICATION)
1303 COMPATIBLE_IOCTL(HIDIOCGDEVINFO)
1304 COMPATIBLE_IOCTL(HIDIOCGSTRING)
1305 COMPATIBLE_IOCTL(HIDIOCINITREPORT)
1306 COMPATIBLE_IOCTL(HIDIOCGREPORT)
1307 COMPATIBLE_IOCTL(HIDIOCSREPORT)
1308 COMPATIBLE_IOCTL(HIDIOCGREPORTINFO)
1309 COMPATIBLE_IOCTL(HIDIOCGFIELDINFO)
1310 COMPATIBLE_IOCTL(HIDIOCGUSAGE)
1311 COMPATIBLE_IOCTL(HIDIOCSUSAGE)
1312 COMPATIBLE_IOCTL(HIDIOCGUCODE)
1313 COMPATIBLE_IOCTL(HIDIOCGFLAG)
1314 COMPATIBLE_IOCTL(HIDIOCSFLAG)
1315 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINDEX)
1316 COMPATIBLE_IOCTL(HIDIOCGCOLLECTIONINFO)
1317 /* dvb */
1318 COMPATIBLE_IOCTL(AUDIO_STOP)
1319 COMPATIBLE_IOCTL(AUDIO_PLAY)
1320 COMPATIBLE_IOCTL(AUDIO_PAUSE)
1321 COMPATIBLE_IOCTL(AUDIO_CONTINUE)
1322 COMPATIBLE_IOCTL(AUDIO_SELECT_SOURCE)
1323 COMPATIBLE_IOCTL(AUDIO_SET_MUTE)
1324 COMPATIBLE_IOCTL(AUDIO_SET_AV_SYNC)
1325 COMPATIBLE_IOCTL(AUDIO_SET_BYPASS_MODE)
1326 COMPATIBLE_IOCTL(AUDIO_CHANNEL_SELECT)
1327 COMPATIBLE_IOCTL(AUDIO_GET_STATUS)
1328 COMPATIBLE_IOCTL(AUDIO_GET_CAPABILITIES)
1329 COMPATIBLE_IOCTL(AUDIO_CLEAR_BUFFER)
1330 COMPATIBLE_IOCTL(AUDIO_SET_ID)
1331 COMPATIBLE_IOCTL(AUDIO_SET_MIXER)
1332 COMPATIBLE_IOCTL(AUDIO_SET_STREAMTYPE)
1333 COMPATIBLE_IOCTL(AUDIO_SET_EXT_ID)
1334 COMPATIBLE_IOCTL(AUDIO_SET_ATTRIBUTES)
1335 COMPATIBLE_IOCTL(AUDIO_SET_KARAOKE)
1336 COMPATIBLE_IOCTL(DMX_START)
1337 COMPATIBLE_IOCTL(DMX_STOP)
1338 COMPATIBLE_IOCTL(DMX_SET_FILTER)
1339 COMPATIBLE_IOCTL(DMX_SET_PES_FILTER)
1340 COMPATIBLE_IOCTL(DMX_SET_BUFFER_SIZE)
1341 COMPATIBLE_IOCTL(DMX_GET_PES_PIDS)
1342 COMPATIBLE_IOCTL(DMX_GET_CAPS)
1343 COMPATIBLE_IOCTL(DMX_SET_SOURCE)
1344 COMPATIBLE_IOCTL(DMX_GET_STC)
1345 COMPATIBLE_IOCTL(FE_GET_INFO)
1346 COMPATIBLE_IOCTL(FE_DISEQC_RESET_OVERLOAD)
1347 COMPATIBLE_IOCTL(FE_DISEQC_SEND_MASTER_CMD)
1348 COMPATIBLE_IOCTL(FE_DISEQC_RECV_SLAVE_REPLY)
1349 COMPATIBLE_IOCTL(FE_DISEQC_SEND_BURST)
1350 COMPATIBLE_IOCTL(FE_SET_TONE)
1351 COMPATIBLE_IOCTL(FE_SET_VOLTAGE)
1352 COMPATIBLE_IOCTL(FE_ENABLE_HIGH_LNB_VOLTAGE)
1353 COMPATIBLE_IOCTL(FE_READ_STATUS)
1354 COMPATIBLE_IOCTL(FE_READ_BER)
1355 COMPATIBLE_IOCTL(FE_READ_SIGNAL_STRENGTH)
1356 COMPATIBLE_IOCTL(FE_READ_SNR)
1357 COMPATIBLE_IOCTL(FE_READ_UNCORRECTED_BLOCKS)
1358 COMPATIBLE_IOCTL(FE_SET_FRONTEND)
1359 COMPATIBLE_IOCTL(FE_GET_FRONTEND)
1360 COMPATIBLE_IOCTL(FE_GET_EVENT)
1361 COMPATIBLE_IOCTL(FE_DISHNETWORK_SEND_LEGACY_CMD)
1362 COMPATIBLE_IOCTL(VIDEO_STOP)
1363 COMPATIBLE_IOCTL(VIDEO_PLAY)
1364 COMPATIBLE_IOCTL(VIDEO_FREEZE)
1365 COMPATIBLE_IOCTL(VIDEO_CONTINUE)
1366 COMPATIBLE_IOCTL(VIDEO_SELECT_SOURCE)
1367 COMPATIBLE_IOCTL(VIDEO_SET_BLANK)
1368 COMPATIBLE_IOCTL(VIDEO_GET_STATUS)
1369 COMPATIBLE_IOCTL(VIDEO_SET_DISPLAY_FORMAT)
1370 COMPATIBLE_IOCTL(VIDEO_FAST_FORWARD)
1371 COMPATIBLE_IOCTL(VIDEO_SLOWMOTION)
1372 COMPATIBLE_IOCTL(VIDEO_GET_CAPABILITIES)
1373 COMPATIBLE_IOCTL(VIDEO_CLEAR_BUFFER)
1374 COMPATIBLE_IOCTL(VIDEO_SET_ID)
1375 COMPATIBLE_IOCTL(VIDEO_SET_STREAMTYPE)
1376 COMPATIBLE_IOCTL(VIDEO_SET_FORMAT)
1377 COMPATIBLE_IOCTL(VIDEO_SET_SYSTEM)
1378 COMPATIBLE_IOCTL(VIDEO_SET_HIGHLIGHT)
1379 COMPATIBLE_IOCTL(VIDEO_SET_SPU)
1380 COMPATIBLE_IOCTL(VIDEO_GET_NAVI)
1381 COMPATIBLE_IOCTL(VIDEO_SET_ATTRIBUTES)
1382 COMPATIBLE_IOCTL(VIDEO_GET_SIZE)
1383 COMPATIBLE_IOCTL(VIDEO_GET_FRAME_RATE)
1384
1385 /* joystick */
1386 COMPATIBLE_IOCTL(JSIOCGVERSION)
1387 COMPATIBLE_IOCTL(JSIOCGAXES)
1388 COMPATIBLE_IOCTL(JSIOCGBUTTONS)
1389 COMPATIBLE_IOCTL(JSIOCGNAME(0))
1390
1391 #ifdef TIOCGLTC
1392 COMPATIBLE_IOCTL(TIOCGLTC)
1393 COMPATIBLE_IOCTL(TIOCSLTC)
1394 #endif
1395 #ifdef TIOCSTART
1396 /*
1397 * For these two we have definitions in ioctls.h and/or termios.h on
1398 * some architectures but no actual implemention. Some applications
1399 * like bash call them if they are defined in the headers, so we provide
1400 * entries here to avoid syslog message spew.
1401 */
1402 COMPATIBLE_IOCTL(TIOCSTART)
1403 COMPATIBLE_IOCTL(TIOCSTOP)
1404 #endif
1405
1406 /* fat 'r' ioctls. These are handled by fat with ->compat_ioctl,
1407 but we don't want warnings on other file systems. So declare
1408 them as compatible here. */
1409 #define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
1410 #define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
1411
1412 IGNORE_IOCTL(VFAT_IOCTL_READDIR_BOTH32)
1413 IGNORE_IOCTL(VFAT_IOCTL_READDIR_SHORT32)
1414
1415 #ifdef CONFIG_SPARC
1416 /* Sparc framebuffers, handled in sbusfb_compat_ioctl() */
1417 IGNORE_IOCTL(FBIOGTYPE)
1418 IGNORE_IOCTL(FBIOSATTR)
1419 IGNORE_IOCTL(FBIOGATTR)
1420 IGNORE_IOCTL(FBIOSVIDEO)
1421 IGNORE_IOCTL(FBIOGVIDEO)
1422 IGNORE_IOCTL(FBIOSCURPOS)
1423 IGNORE_IOCTL(FBIOGCURPOS)
1424 IGNORE_IOCTL(FBIOGCURMAX)
1425 IGNORE_IOCTL(FBIOPUTCMAP32)
1426 IGNORE_IOCTL(FBIOGETCMAP32)
1427 IGNORE_IOCTL(FBIOSCURSOR32)
1428 IGNORE_IOCTL(FBIOGCURSOR32)
1429 #endif
1430 };
1431
1432 /*
1433 * Convert common ioctl arguments based on their command number
1434 *
1435 * Please do not add any code in here. Instead, implement
1436 * a compat_ioctl operation in the place that handleѕ the
1437 * ioctl for the native case.
1438 */
1439 static long do_ioctl_trans(int fd, unsigned int cmd,
1440 unsigned long arg, struct file *file)
1441 {
1442 void __user *argp = compat_ptr(arg);
1443
1444 switch (cmd) {
1445 case PPPIOCGIDLE32:
1446 return ppp_gidle(fd, cmd, argp);
1447 case PPPIOCSCOMPRESS32:
1448 return ppp_scompress(fd, cmd, argp);
1449 case PPPIOCSPASS32:
1450 case PPPIOCSACTIVE32:
1451 return ppp_sock_fprog_ioctl_trans(fd, cmd, argp);
1452 #ifdef CONFIG_BLOCK
1453 case SG_IO:
1454 return sg_ioctl_trans(fd, cmd, argp);
1455 case SG_GET_REQUEST_TABLE:
1456 return sg_grt_trans(fd, cmd, argp);
1457 case MTIOCGET32:
1458 case MTIOCPOS32:
1459 return mt_ioctl_trans(fd, cmd, argp);
1460 #endif
1461 /* Serial */
1462 case TIOCGSERIAL:
1463 case TIOCSSERIAL:
1464 return serial_struct_ioctl(fd, cmd, argp);
1465 /* i2c */
1466 case I2C_FUNCS:
1467 return w_long(fd, cmd, argp);
1468 case I2C_RDWR:
1469 return do_i2c_rdwr_ioctl(fd, cmd, argp);
1470 case I2C_SMBUS:
1471 return do_i2c_smbus_ioctl(fd, cmd, argp);
1472 /* Not implemented in the native kernel */
1473 case RTC_IRQP_READ32:
1474 case RTC_IRQP_SET32:
1475 case RTC_EPOCH_READ32:
1476 case RTC_EPOCH_SET32:
1477 return rtc_ioctl(fd, cmd, argp);
1478
1479 /* dvb */
1480 case VIDEO_GET_EVENT:
1481 return do_video_get_event(fd, cmd, argp);
1482 case VIDEO_STILLPICTURE:
1483 return do_video_stillpicture(fd, cmd, argp);
1484 case VIDEO_SET_SPU_PALETTE:
1485 return do_video_set_spu_palette(fd, cmd, argp);
1486 }
1487
1488 /*
1489 * These take an integer instead of a pointer as 'arg',
1490 * so we must not do a compat_ptr() translation.
1491 */
1492 switch (cmd) {
1493 /* Big T */
1494 case TCSBRKP:
1495 case TIOCMIWAIT:
1496 case TIOCSCTTY:
1497 /* RAID */
1498 case HOT_REMOVE_DISK:
1499 case HOT_ADD_DISK:
1500 case SET_DISK_FAULTY:
1501 case SET_BITMAP_FILE:
1502 /* Big K */
1503 case KDSIGACCEPT:
1504 case KIOCSOUND:
1505 case KDMKTONE:
1506 case KDSETMODE:
1507 case KDSKBMODE:
1508 case KDSKBMETA:
1509 case KDSKBLED:
1510 case KDSETLED:
1511 /* NBD */
1512 case NBD_SET_SOCK:
1513 case NBD_SET_BLKSIZE:
1514 case NBD_SET_SIZE:
1515 case NBD_SET_SIZE_BLOCKS:
1516 return do_vfs_ioctl(file, fd, cmd, arg);
1517 }
1518
1519 return -ENOIOCTLCMD;
1520 }
1521
1522 static int compat_ioctl_check_table(unsigned int xcmd)
1523 {
1524 int i;
1525 const int max = ARRAY_SIZE(ioctl_pointer) - 1;
1526
1527 BUILD_BUG_ON(max >= (1 << 16));
1528
1529 /* guess initial offset into table, assuming a
1530 normalized distribution */
1531 i = ((xcmd >> 16) * max) >> 16;
1532
1533 /* do linear search up first, until greater or equal */
1534 while (ioctl_pointer[i] < xcmd && i < max)
1535 i++;
1536
1537 /* then do linear search down */
1538 while (ioctl_pointer[i] > xcmd && i > 0)
1539 i--;
1540
1541 return ioctl_pointer[i] == xcmd;
1542 }
1543
1544 asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
1545 unsigned long arg)
1546 {
1547 struct fd f = fdget(fd);
1548 int error = -EBADF;
1549 if (!f.file)
1550 goto out;
1551
1552 /* RED-PEN how should LSM module know it's handling 32bit? */
1553 error = security_file_ioctl(f.file, cmd, arg);
1554 if (error)
1555 goto out_fput;
1556
1557 /*
1558 * To allow the compat_ioctl handlers to be self contained
1559 * we need to check the common ioctls here first.
1560 * Just handle them with the standard handlers below.
1561 */
1562 switch (cmd) {
1563 case FIOCLEX:
1564 case FIONCLEX:
1565 case FIONBIO:
1566 case FIOASYNC:
1567 case FIOQSIZE:
1568 break;
1569
1570 #if defined(CONFIG_IA64) || defined(CONFIG_X86_64)
1571 case FS_IOC_RESVSP_32:
1572 case FS_IOC_RESVSP64_32:
1573 error = compat_ioctl_preallocate(f.file, compat_ptr(arg));
1574 goto out_fput;
1575 #else
1576 case FS_IOC_RESVSP:
1577 case FS_IOC_RESVSP64:
1578 error = ioctl_preallocate(f.file, compat_ptr(arg));
1579 goto out_fput;
1580 #endif
1581
1582 case FIBMAP:
1583 case FIGETBSZ:
1584 case FIONREAD:
1585 if (S_ISREG(f.file->f_path.dentry->d_inode->i_mode))
1586 break;
1587 /*FALL THROUGH*/
1588
1589 default:
1590 if (f.file->f_op && f.file->f_op->compat_ioctl) {
1591 error = f.file->f_op->compat_ioctl(f.file, cmd, arg);
1592 if (error != -ENOIOCTLCMD)
1593 goto out_fput;
1594 }
1595
1596 if (!f.file->f_op || !f.file->f_op->unlocked_ioctl)
1597 goto do_ioctl;
1598 break;
1599 }
1600
1601 if (compat_ioctl_check_table(XFORM(cmd)))
1602 goto found_handler;
1603
1604 error = do_ioctl_trans(fd, cmd, arg, f.file);
1605 if (error == -ENOIOCTLCMD)
1606 error = -ENOTTY;
1607
1608 goto out_fput;
1609
1610 found_handler:
1611 arg = (unsigned long)compat_ptr(arg);
1612 do_ioctl:
1613 error = do_vfs_ioctl(f.file, fd, cmd, arg);
1614 out_fput:
1615 fdput(f);
1616 out:
1617 return error;
1618 }
1619
1620 static int __init init_sys32_ioctl_cmp(const void *p, const void *q)
1621 {
1622 unsigned int a, b;
1623 a = *(unsigned int *)p;
1624 b = *(unsigned int *)q;
1625 if (a > b)
1626 return 1;
1627 if (a < b)
1628 return -1;
1629 return 0;
1630 }
1631
1632 static int __init init_sys32_ioctl(void)
1633 {
1634 sort(ioctl_pointer, ARRAY_SIZE(ioctl_pointer), sizeof(*ioctl_pointer),
1635 init_sys32_ioctl_cmp, NULL);
1636 return 0;
1637 }
1638 __initcall(init_sys32_ioctl);
CRIS linux kernel tree